package com.hflyeer.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.hflyeer.entity.Grade;

import java.util.List;
import java.util.Map;

/**
 * <p>
 * 班级 服务类
 * </p>
 *
 * @author hflyeer
 * @since 2021-06-01
 */
public interface GradeService extends IService<Grade> {

    List<Map<String, Object>> queryForGrades();

}
